22495621793 has 2 divisors, whose sum is σ = 22495621794. Its totient is φ = 22495621792.

The previous prime is 22495621777. The next prime is 22495621831. The reversal of 22495621793 is 39712659422.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18489744529 + 4005877264 = 135977^2 + 63292^2 .

It is a cyclic number.

It is not a de Polignac number, because 22495621793 - 2⁴ = 22495621777 is a prime.

It is not a weakly prime, because it can be changed into another prime (22495620793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11247810896 + 11247810897.

It is an arithmetic number, because the mean of its divisors is an integer number (11247810897).

Almost surely, 2^22495621793 is an apocalyptic number.

It is an amenable number.

22495621793 is a deficient number, since it is larger than the sum of its proper divisors (1).

22495621793 is an equidigital number, since it uses as much as digits as its factorization.

22495621793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1632960, while the sum is 50.

The spelling of 22495621793 in words is "twenty-two billion, four hundred ninety-five million, six hundred twenty-one thousand, seven hundred ninety-three".